FileHandle.open()
Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
Summary
The open
method returns a LockedFile
object that allows to safely write in the file.
Syntax
JavaScript
Copy Code
var myFile = instanceOfFileHandle.open(mode);
Parameters
- mode
- A string that specifies the writing mode for the file. It can be
readonly
orreadwrite
.
Return
A LockedFile
object.
Specifications
Specification | Status | Comment |
---|---|---|
FileSystem API | Editor's Draft | Draft proposal |
See also
License
© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/api/idbmutablefile/open